From b046049e59dca5e5830dc75ed16acf7657a95161 Mon Sep 17 00:00:00 2001 From: Dillon Min Date: Sat, 24 Jul 2021 11:44:02 +0800 Subject: [PATCH 1/9] ARM: dts: stm32: fix dtbs_check warning on ili9341 dts binding on stm32f429 disco Since the compatible string defined from ilitek,ili9341.yaml is "st,sf-tc240t-9370-t", "ilitek,ili9341" so, append "ilitek,ili9341" to avoid the below dtbs_check warning. arch/arm/boot/dts/stm32f429-disco.dt.yaml: display@1: compatible: ['st,sf-tc240t-9370-t'] is too short Fixes: a726e2f000ec ("ARM: dts: stm32: enable ltdc binding with ili9341, gyro l3gd20 on stm32429-disco board") Signed-off-by: Dillon Min Reported-by: kernel test robot Reviewed-by: Linus Walleij Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32f429-disco.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts index 075ac57d0bf4..6435e099c632 100644 --- a/arch/arm/boot/dts/stm32f429-disco.dts +++ b/arch/arm/boot/dts/stm32f429-disco.dts @@ -192,7 +192,7 @@ display: display@1{ /* Connect panel-ilitek-9341 to ltdc */ - compatible = "st,sf-tc240t-9370-t"; + compatible = "st,sf-tc240t-9370-t", "ilitek,ili9341"; reg = <1>; spi-3wire; spi-max-frequency = <10000000>; From 958b18a404152a982b511bc251768ca969a87630 Mon Sep 17 00:00:00 2001 From: Erwan Le Ray Date: Wed, 20 Oct 2021 17:03:11 +0200 Subject: [PATCH 2/9] ARM: dts: stm32: add pull-up to USART3 and UART7 RX pins on STM32MP15 DKx boards Add pull-up to USART3 and UART7 RX pins to allow loop tests between USART3 and UART7 on stm32mp15 DKx boards. Signed-off-by: Erwan Le Ray Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi index 2ebafe27a865..1c413a04ba9c 100644 --- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi @@ -1816,7 +1816,7 @@ }; pins2 { pinmux = ; /* UART7_RX */ - bias-disable; + bias-pull-up; }; }; @@ -1826,7 +1826,7 @@ }; pins2 { pinmux = ; /* UART7_RX */ - bias-disable; + bias-pull-up; }; }; @@ -1971,7 +1971,7 @@ pins2 { pinmux = , /* USART3_RX */ ; /* USART3_CTS_NSS */ - bias-disable; + bias-pull-up; }; }; @@ -1988,7 +1988,7 @@ }; pins3 { pinmux = ; /* USART3_RX */ - bias-disable; + bias-pull-up; }; }; @@ -2012,7 +2012,7 @@ pins2 { pinmux = , /* USART3_RX */ ; /* USART3_CTS_NSS */ - bias-disable; + bias-pull-up; }; }; @@ -2029,7 +2029,7 @@ }; pins3 { pinmux = ; /* USART3_RX */ - bias-disable; + bias-pull-up; }; }; From a2368f89660728284b749cc14537d7628e3fc318 Mon Sep 17 00:00:00 2001 From: Erwan Le Ray Date: Wed, 20 Oct 2021 17:02:30 +0200 Subject: [PATCH 3/9] ARM: dts: stm32: clean uart4_idle_pins_a node for stm32mp15 Clean useless spaces in uart4_idle_pins_a node. Signed-off-by: Erwan Le Ray Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi index 1c413a04ba9c..5f060feaf639 100644 --- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi @@ -1737,20 +1737,20 @@ }; uart4_idle_pins_a: uart4-idle-0 { - pins1 { - pinmux = ; /* UART4_TX */ - }; - pins2 { - pinmux = ; /* UART4_RX */ - bias-disable; - }; + pins1 { + pinmux = ; /* UART4_TX */ + }; + pins2 { + pinmux = ; /* UART4_RX */ + bias-disable; + }; }; uart4_sleep_pins_a: uart4-sleep-0 { - pins { + pins { pinmux = , /* UART4_TX */ ; /* UART4_RX */ - }; + }; }; uart4_pins_b: uart4-1 { From 2312a6e7b301f43f02fb30b1dee932df5a87a7d0 Mon Sep 17 00:00:00 2001 From: Fabrice Gasnier Date: Mon, 25 Oct 2021 17:17:49 +0200 Subject: [PATCH 4/9] ARM: dts: stm32: tune the HS USB PHYs on stm32mp15xx-dkx This patch adds phy tuning parameters for usbphyc port0 (USBH controller) and usbphyc port1 (OTG controller). Phy tuning parameters are used to adjust the phy settings to compensate parasitics, which can be due to USB receptacle, routing, and ESD protection component. Signed-off-by: Amelie Delaunay Signed-off-by: Fabrice Gasnier Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp15xx-dkx.dtsi | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi b/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi index 48beed0f1f30..6caeb448c190 100644 --- a/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi +++ b/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi @@ -694,10 +694,26 @@ &usbphyc_port0 { phy-supply = <&vdd_usb>; + st,tune-hs-dc-level = <2>; + st,enable-fs-rftime-tuning; + st,enable-hs-rftime-reduction; + st,trim-hs-current = <15>; + st,trim-hs-impedance = <1>; + st,tune-squelch-level = <3>; + st,tune-hs-rx-offset = <2>; + st,no-lsfs-sc; }; &usbphyc_port1 { phy-supply = <&vdd_usb>; + st,tune-hs-dc-level = <2>; + st,enable-fs-rftime-tuning; + st,enable-hs-rftime-reduction; + st,trim-hs-current = <15>; + st,trim-hs-impedance = <1>; + st,tune-squelch-level = <3>; + st,tune-hs-rx-offset = <2>; + st,no-lsfs-sc; }; &vrefbuf { From 28f645fc9424bf455528cb92bd6a7120281bca45 Mon Sep 17 00:00:00 2001 From: Fabrice Gasnier Date: Mon, 25 Oct 2021 17:17:50 +0200 Subject: [PATCH 5/9] ARM: dts: stm32: tune the HS USB PHYs on stm32mp157c-ev1 This patch adds phy tuning parameters for usbphyc port0 (USBH controller) and usbphyc port1 (OTG controller). Phy tuning parameters are used to adjust the phy settings to compensate parasitics, which can be due to USB receptacle, routing, and ESD protection component. Signed-off-by: Amelie Delaunay Signed-off-by: Fabrice Gasnier Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157c-ev1.dts | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts index 5c5b1ddf7bfd..e222d2d2cb44 100644 --- a/arch/arm/boot/dts/stm32mp157c-ev1.dts +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts @@ -375,3 +375,25 @@ &usbphyc { status = "okay"; }; + +&usbphyc_port0 { + st,tune-hs-dc-level = <2>; + st,enable-fs-rftime-tuning; + st,enable-hs-rftime-reduction; + st,trim-hs-current = <15>; + st,trim-hs-impedance = <1>; + st,tune-squelch-level = <3>; + st,tune-hs-rx-offset = <2>; + st,no-lsfs-sc; +}; + +&usbphyc_port1 { + st,tune-hs-dc-level = <2>; + st,enable-fs-rftime-tuning; + st,enable-hs-rftime-reduction; + st,trim-hs-current = <15>; + st,trim-hs-impedance = <1>; + st,tune-squelch-level = <3>; + st,tune-hs-rx-offset = <2>; + st,no-lsfs-sc; +}; From 1149ccc5e89145a344cfdd8832d83bcc919dc1ed Mon Sep 17 00:00:00 2001 From: Fabrice Gasnier Date: Fri, 26 Nov 2021 12:33:40 +0100 Subject: [PATCH 6/9] ARM: dts: stm32: fix stusb1600 pinctrl used on stm32mp157c-dk A pinctrl handle is used to setup a pull-up on the stusb1600 IRQ pin (that is open drain). When in ANALOG state, no pull-up can be applied in the GPIO HW controller, still the setting is done into the register. The pull-up is effective currently, only when the GPIO IRQ is requested. The correct setting is to use directly the GPIO, instead of ANALOG state. Signed-off-by: Fabrice Gasnier Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi index 5f060feaf639..3b65130affec 100644 --- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi @@ -1718,7 +1718,7 @@ stusb1600_pins_a: stusb1600-0 { pins { - pinmux = ; + pinmux = ; bias-pull-up; }; }; From 856732adc1acbfdf457ec7a875a252d6fb039294 Mon Sep 17 00:00:00 2001 From: Jagan Teki Date: Fri, 3 Dec 2021 22:24:33 +0530 Subject: [PATCH 7/9] ARM: dts: stm32: Enable LVDS panel on i.Core STM32MP1 EDIMM2.2 Engicam i.Core STM32MP1 EDIMM2.2 Starter Kit has plugged with 7" LVDS panel. Engicam i.Core STM32MP1 SoM has SN65DSI84 DSI to LVDS bridge. This patch adds a display pipeline to connect DSI to SN65DSI84 to 7" LVDS panel. Signed-off-by: Jagan Teki Signed-off-by: Alexandre Torgue --- .../stm32mp157a-icore-stm32mp1-edimm2.2.dts | 85 +++++++++++++++++++ 1 file changed, 85 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts index ec9f1d1cd50f..a797eaa917b7 100644 --- a/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts +++ b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-edimm2.2.dts @@ -24,6 +24,91 @@ chosen { stdout-path = "serial0:115200n8"; }; + + backlight: backlight { + compatible = "gpio-backlight"; + gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>; + default-on; + }; + + panel { + compatible = "yes-optoelectronics,ytc700tlag-05-201c"; + backlight = <&backlight>; + power-supply = <&v3v3>; + + port { + panel_out_bridge: endpoint { + remote-endpoint = <&bridge_out_panel>; + }; + }; + }; +}; + +&dsi { + status = "okay"; + phy-dsi-supply = <®18>; + + ports { + port@0 { + reg = <0>; + dsi_in_ltdc: endpoint { + remote-endpoint = <<dc_out_dsi>; + }; + }; + + port@1 { + reg = <1>; + dsi_out_bridge: endpoint { + remote-endpoint = <&bridge_in_dsi>; + }; + }; + }; +}; + +&i2c6 { + i2c-scl-falling-time-ns = <20>; + i2c-scl-rising-time-ns = <185>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c6_pins_a>; + pinctrl-1 = <&i2c6_sleep_pins_a>; + status = "okay"; + + bridge@2c { + compatible = "ti,sn65dsi84"; + reg = <0x2c>; + enable-gpios = <&gpiof 15 GPIO_ACTIVE_HIGH>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + bridge_in_dsi: endpoint { + remote-endpoint = <&dsi_out_bridge>; + data-lanes = <1 2>; + }; + }; + + port@2 { + reg = <2>; + bridge_out_panel: endpoint { + remote-endpoint = <&panel_out_bridge>; + }; + }; + }; + }; +}; + +<dc { + status = "okay"; + + port { + ltdc_out_dsi: endpoint@0 { + reg = <0>; + remote-endpoint = <&dsi_in_ltdc>; + }; + }; }; &sdmmc1 { From 854b020b165fbdf040ab6872a75a6094803a6932 Mon Sep 17 00:00:00 2001 From: Jagan Teki Date: Fri, 3 Dec 2021 22:24:34 +0530 Subject: [PATCH 8/9] dt-bindings: arm: stm32: Add Engicam i.Core STM32MP1 C.TOUCH 2.0 10.1" OF i.Core STM32MP1 is an EDIMM SoM based on STM32MP157A from Engicam. C.TOUCH 2.0 is a general purpose carrier board with capacitive touch interface support. 10.1" OF is a capacitive touch 10.1" Open Frame panel solutions. i.Core STM32MP1 needs to mount on top of C.TOUCH 2.0 carrier with pluged 10.1" OF for creating complete i.Core STM32MP1 C.TOUCH 2.0 10.1" Open Frame board. Add bindings for it. Signed-off-by: Jagan Teki Acked-by: Rob Herring Signed-off-by: Alexandre Torgue --- Documentation/devicetree/bindings/arm/stm32/stm32.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/arm/stm32/stm32.yaml b/Documentation/devicetree/bindings/arm/stm32/stm32.yaml index bcaf7be3ab37..b07720ea9611 100644 --- a/Documentation/devicetree/bindings/arm/stm32/stm32.yaml +++ b/Documentation/devicetree/bindings/arm/stm32/stm32.yaml @@ -77,6 +77,7 @@ properties: items: - enum: - engicam,icore-stm32mp1-ctouch2 # STM32MP1 Engicam i.Core STM32MP1 C.TOUCH 2.0 + - engicam,icore-stm32mp1-ctouch2-of10 # STM32MP1 Engicam i.Core STM32MP1 C.TOUCH 2.0 10.1" OF - engicam,icore-stm32mp1-edimm2.2 # STM32MP1 Engicam i.Core STM32MP1 EDIMM2.2 Starter Kit - const: engicam,icore-stm32mp1 # STM32MP1 Engicam i.Core STM32MP1 SoM - const: st,stm32mp157 From 3ff0810ffc4793bfde454a452837484d0815aa14 Mon Sep 17 00:00:00 2001 From: Jagan Teki Date: Fri, 3 Dec 2021 22:24:35 +0530 Subject: [PATCH 9/9] ARM: dts: stm32: Add Engicam i.Core STM32MP1 C.TOUCH 2.0 10.1" OF Engicam C.TOUCH 2.0 is an EDIMM compliant general purpose Carrier board. Genaral features: - Ethernet 10/100 - Wifi/BT - USB Type A/OTG - Audio Out - CAN - 10" LVDS Panel (SN65DSI84 DSI-LVDS bridge on SoM) i.Core STM32MP1 is an EDIMM SoM based on STM32MP157A from Engicam. 10.1" OF is a capacitive touch 10.1" Open Frame panel solutions. i.Core STM32MP1 needs to mount on top of C.TOUCH 2.0 carrier with pluged 10.1" OF for creating complete i.Core STM32MP1 C.TOUCH 2.0 10.1" Open Frame board. Add support for it. Signed-off-by: Jagan Teki Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/Makefile | 1 + ...tm32mp157a-icore-stm32mp1-ctouch2-of10.dts | 132 ++++++++++++++++++ 2 files changed, 133 insertions(+) create mode 100644 arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-ctouch2-of10.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 0de64f237cd8..641220e970e8 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -1140,6 +1140,7 @@ dtb-$(CONFIG_ARCH_STM32) += \ stm32mp157a-microgea-stm32mp1-microdev2.0.dtb \ stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dtb \ stm32mp157a-icore-stm32mp1-ctouch2.dtb \ + stm32mp157a-icore-stm32mp1-ctouch2-of10.dtb \ stm32mp157a-icore-stm32mp1-edimm2.2.dtb \ stm32mp157a-stinger96.dtb \ stm32mp157c-dhcom-pdk2.dtb \ diff --git a/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-ctouch2-of10.dts b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-ctouch2-of10.dts new file mode 100644 index 000000000000..2a2829283456 --- /dev/null +++ b/arch/arm/boot/dts/stm32mp157a-icore-stm32mp1-ctouch2-of10.dts @@ -0,0 +1,132 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * Copyright (c) STMicroelectronics 2019 - All Rights Reserved + * Copyright (c) 2020 Engicam srl + * Copyright (c) 2020 Amarula Solutons(India) + */ + +/dts-v1/; +#include "stm32mp157.dtsi" +#include "stm32mp157a-icore-stm32mp1.dtsi" +#include "stm32mp15-pinctrl.dtsi" +#include "stm32mp15xxaa-pinctrl.dtsi" +#include + +/ { + model = "Engicam i.Core STM32MP1 C.TOUCH 2.0 10.1\" Open Frame"; + compatible = "engicam,icore-stm32mp1-ctouch2-of10", + "engicam,icore-stm32mp1", "st,stm32mp157"; + + aliases { + serial0 = &uart4; + }; + + backlight: backlight { + compatible = "gpio-backlight"; + gpios = <&gpiod 13 GPIO_ACTIVE_HIGH>; + default-on; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + panel { + compatible = "ampire,am-1280800n3tzqw-t00h"; + backlight = <&backlight>; + power-supply = <&v3v3>; + + port { + panel_in_lvds: endpoint { + remote-endpoint = <&bridge_out>; + }; + }; + }; +}; + +&dsi { + status = "okay"; + phy-dsi-supply = <®18>; + + ports { + port@0 { + reg = <0>; + dsi_in: endpoint { + remote-endpoint = <<dc_ep0_out>; + }; + }; + + port@1 { + reg = <1>; + dsi_out: endpoint { + remote-endpoint = <&bridge_in>; + }; + }; + }; +}; + +&i2c6 { + i2c-scl-falling-time-ns = <20>; + i2c-scl-rising-time-ns = <185>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c6_pins_a>; + pinctrl-1 = <&i2c6_sleep_pins_a>; + status = "okay"; + + bridge@2c { + compatible = "ti,sn65dsi84"; + reg = <0x2c>; + enable-gpios = <&gpiof 15 GPIO_ACTIVE_HIGH>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + bridge_in: endpoint { + remote-endpoint = <&dsi_out>; + data-lanes = <1 2>; + }; + }; + + port@2 { + reg = <2>; + bridge_out: endpoint { + remote-endpoint = <&panel_in_lvds>; + }; + }; + }; + }; +}; + +<dc { + status = "okay"; + + port { + ltdc_ep0_out: endpoint@0 { + reg = <0>; + remote-endpoint = <&dsi_in>; + }; + }; +}; + +&sdmmc1 { + bus-width = <4>; + disable-wp; + pinctrl-names = "default", "opendrain", "sleep"; + pinctrl-0 = <&sdmmc1_b4_pins_a>; + pinctrl-1 = <&sdmmc1_b4_od_pins_a>; + pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>; + st,neg-edge; + vmmc-supply = <&v3v3>; + status = "okay"; +}; + +&uart4 { + pinctrl-names = "default", "sleep", "idle"; + pinctrl-0 = <&uart4_pins_a>; + pinctrl-1 = <&uart4_sleep_pins_a>; + pinctrl-2 = <&uart4_idle_pins_a>; + status = "okay"; +};